<template>
  <view>
    <!-- 搜索 -->
    <view class="search-box">
      <my-search @click="gotoSearch"></my-search>
    </view>
    
    <!-- 轮播图 -->
      <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
        <swiper-item v-for="(item,i) in swiperList" :key="i">
          <navigator class="swiper-item" :url="'/subpkg/goods_detail/goods_detail?goods_id=' + item.goods_id ">
            <image :src="item.image_src" mode=""></image>
          </navigator>
        </swiper-item>
      </swiper>
      
      <!-- 分类导航区域 -->
      <view class="nav-list">
         <view class="nav-item" v-for="(item, i) in navList" :key="i" @click="navClickHandle(item)">
           <image :src="item.image_src" class="nav-img"></image>
         </view>
      </view>
      
      <!-- 楼层区域 -->
      <view class="floor_list">
        <!-- 标题 -->
        <view class="floor_item" v-for="(item,i) in floorList" :key="i">
          <image :src="item.floor_title.image_src" class="floor_title"></image>
          <!-- 图片区域 -->
          <view class="floor-img-box">
            <!-- 左边 -->
            <navigator class="left-img-box" :url="item.product_list[0].url">
              <image :src="item.product_list[0].image_src" :style="{width:item.product_list[0].image_width + 'rpx'}" mode="widthFix"></image>
            </navigator>
            <!-- 右边 -->
            <view class="right-img-box">
              <navigator class="right-img-item" v-for="(item2, i2) in item.product_list" :key="i2" v-if="i2 !== 0" :url="item2.url">
                <image :src="item2.image_src" :style="{width:item2.image_width + 'rpx'}" mode="widthFix"></image>
              </navigator>
            </view>
          </view>
        </view>
      </view>
      
  </view>
</template>

<script>
  import badgeMix from '../../mixnis/tabbar-badge.js'
  
  export default {
    mixins:[badgeMix],
    data() {
      return {
        // 轮播图数据
        swiperList:[],
        // 分类导航数据
        navList: [],
        // 楼层数据
        floorList:[]
      };
    },
    onLoad(){
      this.getSwiperList(),
      this.getNavList(),
      this.getFloorList()
    },
    methods:{
      async getSwiperList(){
        const{ data:res } = await uni.$http.get('/api/public/v1/home/swiperdata')
        if(res.meta.status !== 200) return uni.$showMsg()
        this.swiperList = res.message
      },
      async getNavList(){
        const { data:res } = await uni.$http.get('/api/public/v1/home/catitems')
        if(res.meta.status !== 200) return uni.$showMsg()
        this.navList = res.message
      },
      navClickHandle(item){
        if(item.name === '分类'){
          uni.switchTab({
            url: '/pages/cate/cate'
          })
        }
      },
      async getFloorList(){
        const{ data:res } = await uni.$http.get('/api/public/v1/home/floordata') 
        if(res.meta.status !== 200) return uni.$showMsg()
        // 将获得的数据进行处理
        res.message.forEach(floor => {
          //第二次循环获取product_list的数据
          floor.product_list.forEach(prod => {
            // 将product_list中的navigator_url 进行切分获取query数据  创建一个url
            prod.url = '/subpkg/goods_list/goods_list?' + prod.navigator_url.split('?')[1]
          })
        })
        this.floorList = res.message
      },
      gotoSearch(){
        uni.navigateTo({
          url: '/subpkg/search/search'
        })
      }
    },
  }
</script>

// scss 允许style嵌套
<style lang="scss">
  .search-box{
    position: sticky;
    top: 0;
    z-index: 999;
  }
  swiper{
    height: 330rpx;
  }
  .swiper-item image{
    width: 100%;
  }
  .nav-list{
    display: flex;
    justify-content: space-around;
    margin: 15rpx 0;
  }
  .nav-img{
    width: 128rpx;
    height: 140rpx;
  }
  .floor_title{
    height: 60rpx;
    width: 100%;
  }
  .floor-img-box{
    display: flex;
    padding-left: 10rpx;
  }
  .right-img-box{
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
  }
</style>